Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Germany - Zeppelin Flight - 1930 (May 19-31), South America Flight cover to USA, franked by a single of 2m and vertical pair of 4m ''1 SUDAMERIKA FAHRT'', tied by Friedrichshafen ''18.5.30'' ds, red Flight cachet and Lakehurst ''May 31, 1930'' machine arrival ds in green on reverse, VF, Scott C.v. $900 as used stamps off cover, Sieger #57N, C.v. €675 without a premium for franking, Est. $400-$450, Scott #C38, C39 x2